-42=14-7x

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Solution for -42=14-7x equation: 



-42=14-7x

We move all terms to the left:

-42-(14-7x)=0

We add all the numbers together, and all the variables

-(-7x+14)-42=0

We get rid of parentheses

7x-14-42=0

We add all the numbers together, and all the variables

7x-56=0

We move all terms containing x to the left, all other terms to the right

7x=56

x=56/7

x=8

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